#linux
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Linux 7.4 Makes Workqueue Flushing 10-100x Faster on Big Servers
A workqueue optimization in Linux 7.4 makes flushes visit only the queues used since the last flush, dramatically speeding things up on high-core-count machines.
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Fedora 45 Hits a Second NO-GO: Release Pushed to November
At the latest Go/No-Go meeting the Fedora team delayed Fedora 45 by at least another week over open blocker bugs. The new tentative release date is 3 November.
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Two CVSS 9.0 KSMBD RCE Flaws Go Public on Mailing Lists Before Any Kernel Fix
KSMBD, the Linux kernel's built-in SMB server, is exposed to two remote-code-execution flaws rated 9.0, with no mainline fix yet — and the reports landed on public mailing lists.
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KeePassXC 2.8.0: Qt6 migration and Auto-Type on Wayland
A new release of the open-source password manager KeePassXC is out. It brings long-awaited features, numerous bugfixes, and a set of security updates.
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Linux Kernel Vulnerabilities Accidentally Dumped Onto Public LKML
Zero Day Initiative researchers mistakenly sent reports on several unpatched kernel flaws to the public mailing list instead of the private security one. Some of the bugs carry a CVSS score of 9.0.
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Linux 7.4 Starts Taking In Patches To Speed Up Kernel Builds
Arm engineer Lorenzo Stoakes has achieved notable speedups in compiling the Linux kernel. The first batch of his changes has now landed in Linux 7.4.
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Torvalds Removes Unsafe __get_user() and __put_user() From Linux 7.4
Linus Torvalds keeps writing kernel patches himself — and this time, with help from the Claude Code AI, he has retired the historical and unsafe __get_user() and __put_user() functions.
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Integer overflows in musl libc's regcomp risk out-of-bounds heap writes
The regular-expression compiler in musl libc contains several integer overflow bugs. Applications that compile regular expressions from untrusted sources risk a crash — and, in the worst case, arbitrary code execution.
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Attackers Hijack 300 Tor Exit Relays to Steal SSH Passwords
In early October attackers seized more than 300 Tor exit relays and used them to redirect SSH connections to servers that harvested login passwords.
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COSMIC Epoch 1.11 Lands xdg-dialog-v1 and Smarter Hybrid Graphics
System76 has rolled out another update to COSMIC, its Rust-written desktop environment. Release 1.11 adds support for the xdg-dialog-v1 protocol and improves GPU selection on systems with more than one graphics processor.
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Eight eMudhra intermediate CAs compromised
The private keys of eight eMudhra intermediate certificate authorities have leaked. The certificates chain to roots trusted by major browsers and operating systems.
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The Netherlands is building its own Linux-based OS to break free from Microsoft
The Netherlands is reportedly developing its own Linux-based operating system in an effort to reduce its reliance on Microsoft products.
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Plex2Shell Attacks: Hackers Drop Crypto Miners and a Proxy Backdoor on Plex Servers
Just a day after a proof-of-concept went public, attackers began chaining four Plex Media Server vulnerabilities to achieve remote code execution and plant miners and a reverse proxy.
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Linux 7.4 Gains TAINT_FORCED_BIND to Fight AI-Driven Fuzzing
A new kernel taint flag marks cases where devices are forcibly bound to drivers via sysfs — a response to the flood of pointless bug reports generated by fuzzing tools.
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Linux 7.4: Radeon HDMI 2.1 by Default, AMD iGPU AI Boost, and First Apple M4 Steps
As the Linux 7.3 kernel heads toward its stable release, Phoronix previews the next cycle. Highlights include HDMI 2.1 enabled by default on modern Radeon cards, big LLM performance gains on AMD integrated graphics, and initial Apple M4 support.
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MeshXFS: AI Turns XFS Into a Clustered File-System
The open-source MeshXFS project claims that "no human wrote any of its own code" — the job of extending XFS into a clustered file-system was handed to Claude Opus.
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GNOME OS Preview: a step toward a stable release
The GNOME project has unveiled GNOME OS Preview — a transitional stage between nightly builds and a future stable release of the distribution.
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AI Finishes Off AVX-512 Support in Mesa's LLVMpipe Software Driver
Red Hat engineer David Airlie had put off 512-bit vector support in LLVMpipe for years — AI models helped wrap it up. Trouble is, nobody has the hardware to test it yet.
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Epic's new Linux anti-cheat looks beatable with a $20 adapter
Matthew Garrett took apart the upcoming second version of Easy Anti-Cheat for Linux and showed that its TPM-and-attestation defences fall to a few simple tricks for anyone with hardware access.
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Steam's Linux Client Finally Goes 64-bit
Valve has released a Steam client beta for Linux in which the main client binary is now a 64-bit application and runs inside the Steam Runtime container.
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